CN219787407U - Multi-station side-fixing type positioning and clamping device - Google Patents

Abstract

The utility model relates to the technical field of tool clamps, in particular to a multi-station side-fixed positioning and clamping device which comprises a base, a positioning mechanism, a positioning column and a plurality of clamping mechanisms, wherein the clamping mechanisms comprise a fixed clamping block arranged on the top surface of the base, a stroke adjusting tooth groove group arranged on the top surface of the base, a movable clamping block arranged corresponding to the fixed clamping block, a clamping block which is arranged on one side of the movable clamping block far away from the fixed clamping block and is clamped with the stroke adjusting tooth groove group in an adjustable mode, a pushing block arranged between the movable clamping block and the clamping block, and a locking assembly used for locking the pushing block on the base, the pushing block is provided with a first abutting inclined surface, the clamping block is provided with a second abutting inclined surface, and the first abutting inclined surface is in sliding abutting with the second abutting inclined surface. The utility model can clamp a plurality of identical or different workpieces at one time, can clamp the workpieces outside the equipment, improves the efficiency of clamping the workpieces, and has firm clamping of the workpieces and high position accuracy of the clamped workpieces in the equipment.

Description

Multi-station side-fixing type positioning and clamping device

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a multi-station side-fixing type positioning and clamping device.

Background

In machining, a workpiece is generally subjected to machining such as running, milling, grinding, and the like by a machine tool. Before a machine tool processes a workpiece, the workpiece needs to be fixed to a table of the machine tool. In the industry, clamps such as a vice and a chuck are usually used for clamping and fixing a workpiece, the clamps are required to be installed on a workbench of a machine tool before the workpiece is clamped, and then the workpiece is clamped on the clamps.

In order to solve the problem, chinese patent application number 202222855524.1 in the prior art discloses a clamping device of quick location, it includes positioning mechanism, layer board and clamping mechanism, positioning mechanism includes the positioning seat and installs in a plurality of locating component of positioning seat, the locating component is including inlaying the locating sleeve of locating seat, the lantern ring of being connected with the top lateral wall screw thread of locating sleeve and be used for locking the lantern ring at the locking piece of the top surface of positioning seat, the lantern ring is provided with the locating hole of coaxial intercommunication in the inner chamber with the locating sleeve, the locating sleeve inlays and is equipped with a plurality of spring beads, the pearl of spring bead can be stretched out to the inner chamber of locating sleeve, a plurality of locating pieces have been installed to the bottom of layer board, a plurality of locating pieces set up with a plurality of locating component one-to-one respectively, the perisporium of locating piece is provided with the draw-in groove, the pearl and draw-in groove joint, clamping mechanism installs in the top surface of layer board. Although the clamping can be carried out outside equipment (such as a machine tool and the like), the clamping device cannot clamp a plurality of identical or different workpieces at one time, the clamping efficiency is low, and the clamping firmness cannot be guaranteed.

Thus, the drawbacks are quite apparent and there is a need to provide a solution.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a multi-station side-fixing type positioning and clamping device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a multistation side fixed positioning clamping device, which comprises a base, a pedestal, set up in the positioning mechanism of base, set up in the reference column of the bottom surface of base and set up in a plurality of clamping mechanism of the top surface of base, the reference column is used for with positioning mechanism detachably location cooperation, clamping mechanism is including setting up in the fixed clamp splice of the top surface of base, set up in the stroke adjustment tooth groove group of the top surface of base, slide the movable clamp splice that sets up in the top of stroke adjustment tooth groove group and correspond the setting with fixed clamp splice, be located the movable clamp splice and keep away from the fixed clamp splice one side and with stroke adjustment tooth groove group adjustable joint's joint block, set up the ejector pad between movable clamp splice and joint block and be used for locking the ejector pad in the locking subassembly of base, movable clamp splice and base sliding connection, the ejector pad is provided with first conflict inclined plane, the ejector pad is provided with the second conflict inclined plane, first conflict inclined plane and second conflict inclined plane are slided and are contradicted.

Further, one side of the fixed clamping block and one side of the movable clamping block, which are close to each other, are provided with positioning structures.

Further, the positioning structure comprises a plurality of positioning steps which are sequentially arranged from bottom to top.

Further, a side locating plate is arranged on one side of the fixed clamping block.

Further, the top surface of base is provided with a plurality of mounting holes, and a plurality of mounting holes are the straight line and arrange, and fixed clamp splice detachably installs in one of them mounting hole.

Further, both sides of the base are provided with lifting parts.

Further, the bottom surface of joint piece is provided with the latch, and latch and the draw-in groove joint of stroke adjustment tooth groove group.

Further, the base is provided with the spout, and the extending direction of spout is parallel with the length direction of stroke adjustment tooth groove group, and the spout runs through stroke adjustment tooth groove group, and the bottom surface of movable clamp splice is provided with the slider, slider and spout sliding connection.

Further, the locking assembly comprises a locking block and a locking bolt, wherein the locking block is arranged in the chute, and a stud of the locking bolt penetrates through the pushing block and is in threaded connection with the locking block.

Further, the positioning mechanism comprises a plurality of positioning sleeves embedded in the base and a plurality of spring beads embedded in each positioning sleeve, and the spring beads can protrude into the inner cavity of the corresponding positioning sleeve; the quantity of reference column is a plurality of, and a plurality of reference columns set up with a plurality of position sleeves one-to-one respectively, and the week wall of reference column is concave to be equipped with the constant head tank, the pearl and the constant head tank joint of spring pearl.

The utility model has the beneficial effects that: in practical application, the base is installed on equipment, the base is located the clamping station with a plurality of clamping mechanisms, according to the size of every work piece, the position on the stroke adjustment tooth groove group of joint block is adjusted in advance, with the distance between preliminary adjustment movable clamp splice and the fixed clamp splice, after every clamping mechanism adjustment, place a plurality of work pieces between the fixed clamp splice and the movable clamp splice of corresponding clamping mechanism respectively, then through locking assembly with the in-process of ejector pad locking at the base, because the draw-in groove joint of joint block and stroke adjustment tooth groove group, the first conflict inclined plane of ejector pad and the interference fit effect of the second conflict inclined plane of joint block down, the ejector pad can exert thrust to the movable clamp splice, make the movable clamp splice with the work piece clamp on the fixed clamp splice, until the complete clamp work piece of clamp, then with a plurality of clamping mechanisms of base joint clamp has the work piece shift to the top of base, and place the base on the base, make locating column and positioning mechanism locate fit, with the position accuracy and stability on the base in order to guarantee. The utility model can clamp a plurality of identical or different workpieces at one time, can clamp a plurality of workpieces outside the equipment, improves the efficiency of clamping the workpieces, and has firm clamping of the workpieces, high position precision of the clamped workpieces in the equipment and improves the quality of the equipment for processing the workpieces.

Drawings

Fig. 1 is a schematic perspective view of a workpiece clamped in the utility model.

Fig. 2 is a schematic perspective view of another view of the workpiece clamped in the utility model.

Fig. 3 is a cross-sectional view of the present utility model with a workpiece clamped.

Fig. 4 is a schematic perspective view of the movable clamping block, the pushing block, the locking assembly and the clamping block according to the present utility model.

Reference numerals illustrate:

1. a base; 2. a base; 3. a positioning mechanism; 4. positioning columns; 5. a clamping mechanism; 6. fixing the clamping blocks; 7. a stroke adjusting tooth groove group; 8. a movable clamping block; 9. a clamping block; 10. a pushing block; 11. locking the assembly; 12. a first interference ramp; 13. a second abutting ramp; 14. positioning the step; 15. a side positioning plate; 16. a mounting hole; 17. latch teeth; 18. a chute; 19. a locking piece; 20. a locking bolt; 21. a lifting part; 22. a positioning sleeve; 23. a spring bead; 24. a positioning groove; 25. a workpiece; 26. a sliding block.

Detailed Description

The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, the multi-station side-fixed positioning and clamping device provided by the utility model comprises a base 1, a base 2, a positioning mechanism 3 arranged on the base 2, a positioning column 4 arranged on the bottom surface of the base 1, and a plurality of clamping mechanisms 5 arranged on the top surface of the base 1, wherein the positioning column 4 is used for being detachably positioned and matched with the positioning mechanism 3, the clamping mechanisms 5 comprise a fixed clamping block 6 arranged on the top surface of the base 1, a stroke adjusting tooth groove group 7 arranged on the top surface of the base 1, a movable clamping block 8 arranged above the stroke adjusting tooth groove group 7 in a sliding manner and correspondingly arranged with the fixed clamping block 6, a clamping block 9 positioned on one side of the movable clamping block 8 away from the fixed clamping block 6 and adjustably clamped with the stroke adjusting tooth groove group 7, a push block 10 arranged between the movable clamping block 8 and the clamping block 9, and a locking assembly 11 for locking the push block 10 on the base 1, the movable clamping block 8 is slidably connected with the base 1, the push block 10 is provided with a first inclined surface 12, and the clamping block 9 is provided with a second inclined surface 13 which is in sliding contact with the second inclined surface 13.

In practical application, the base 2 is mounted on a device (such as a machine tool) and the base 1 is provided with a plurality of clamping mechanisms 5 at clamping stations, according to the size of each workpiece 25, the position of the clamping block 9 on the stroke adjustment gear groove group 7 is adjusted in advance, so as to primarily adjust the distance between the movable clamping block 8 and the fixed clamping block 6, after each clamping mechanism 5 is adjusted, the plurality of workpieces 25 are respectively placed between the fixed clamping block 6 and the movable clamping block 8 of the corresponding clamping mechanism 5, then the pushing block 10 is locked on the base 1 through the locking assembly 11, and the first collision inclined surface 12 of the pushing block 10 and the second collision inclined surface 13 of the clamping block 9 are clamped under the collision fit action of the clamping block 9, so that the pushing block 10 can apply thrust to the movable clamping block 8, the workpiece 25 is clamped on the fixed clamping block 6 until the workpiece 25 is completely clamped, then the plurality of clamping mechanisms 5 with the workpiece 25 on the base 1 are transferred to the base 2, and the base 1 is placed on the base 2, so that the positioning accuracy and the positioning accuracy of the base 2 are ensured, and the positioning accuracy of the base 2 are matched with the positioning mechanism 3. The utility model can clamp a plurality of identical or different workpieces 25 at one time, can clamp a plurality of workpieces 25 outside the equipment, improves the efficiency of clamping the workpieces 25, clamps the workpieces 25 firmly, has high position precision of the clamped workpieces 25 in the equipment, and improves the quality of processing the workpieces 25 by the equipment.

In this embodiment, the fixed clamping block 6 and the movable clamping block 8 are provided with positioning structures on the sides close to each other. In practical application, after the workpiece 25 is placed between the fixed clamping block 6 and the movable clamping block 8, the positioning structure of the fixed clamping block 6 bears one end of the workpiece 25, the positioning structure of the movable clamping block 8 bears the other end of the workpiece 25, and the pushing block 10 applies pushing force to the movable clamping block 8, so that the positioning structure plays a role in positioning the workpiece 25 in the process that the movable clamping block 8 moves close to the fixed clamping block 6, and the stability and the position precision of clamping the workpiece 25 by the fixed clamping block 6 and the movable clamping block 8 are improved.

In this embodiment, location structure includes from a plurality of location steps 14 that up set gradually down, and a plurality of location steps 14 can fix a position the centre gripping to the work piece 25 of different length, and the practicality is strong.

In this embodiment, a side positioning plate 15 is disposed on one side of the fixed clamping block 6, and in the process of clamping the workpiece 25, the side positioning plate 15 positions the side surface of the workpiece 25, so that the position accuracy and stability of clamping the workpiece 25 are further improved.

In this embodiment, the top surface of the base 1 is provided with a plurality of mounting holes 16, the plurality of mounting holes 16 are arranged in a straight line, and the fixing clamp block 6 is detachably mounted in one of the mounting holes 16. In practical application, according to the work pieces 25 with different sizes, when clamping, not only the initial distance between the movable clamping block 8 and the fixed clamping block 6 can be adjusted by adjusting the positions of the clamping block 9 and the movable clamping block 8, but also the distance between the fixed clamping block 6 and the movable clamping block 8 can be adjusted by installing the fixed clamping block 6 in the mounting holes 16 at different positions, so that the application range is widened.

In this embodiment, the bottom surface of the clamping block 9 is provided with a latch 17, and the latch 17 is clamped with a clamping groove of the stroke adjusting gear groove group 7. Through the draw-in groove joint of latch 17 and stroke control tooth groove group 7, be convenient for adjust joint piece 9 joint in the position of latch 17 and stroke control tooth groove group 7, adjust convenient and high-efficient.

In the present embodiment, both sides of the base 1 are provided with the pulling portions 21. The lifting part 21 is arranged, so that an operator or a manipulator can conveniently transfer the base 1.

In this embodiment, the base 1 is provided with a sliding groove 18, the extending direction of the sliding groove 18 is parallel to the length direction of the stroke adjusting gear groove set 7, and the sliding groove 18 penetrates through the stroke adjusting gear groove set 7; the bottom surface of the movable clamp block 8 is provided with a sliding block 26, and the sliding block 26 is in sliding connection with the sliding groove 18. Specifically, the slide 26 is a T-block and the chute 18 is a T-slot. In practical application, the sliding block 26 is in sliding fit with the sliding groove 18, so that the stability of the movable clamping block 8 moving close to or away from the fixed clamping block 6 is improved.

In this embodiment, the locking assembly 11 includes a locking block 19 and a locking bolt 20, the locking block 19 is disposed in the chute 18, and a stud of the locking bolt 20 penetrates through the push block 10 and is in threaded connection with the locking block 19. In practical application, by screwing the locking bolt 20 so that the locking bolt 20 is in threaded connection with the locking block 19 to screw or unscrew the locking bolt 20, when the locking bolt 20 is screwed, the push block 10 applies a pushing force to the movable clamp block 8 to clamp the workpiece 25; when the lock bolt 20 is unscrewed, the movable clamp block 8 loosens the workpiece 25, so that the workpiece 25 can be removed.

In this embodiment, the positioning mechanism 3 includes a plurality of positioning sleeves 22 embedded in the base 2 and a plurality of spring beads 23 embedded in each positioning sleeve 22, where the spring beads 23 can protrude into the inner cavity of the corresponding positioning sleeve 22; the number of the positioning columns 4 is multiple, the positioning columns 4 are respectively arranged in one-to-one correspondence with the positioning sleeves 22, positioning grooves 24 are concavely formed in the periphery of the positioning columns 4, and the beads of the spring beads 23 are clamped with the positioning grooves 24. In practical application, after the positioning column 4 is inserted into the inner cavity of the positioning sleeve 22, the spring beads 23 are clamped in the positioning column 4 to position the positioning column 4 in the positioning sleeve 22 of the positioning mechanism 3, so as to position the base 1 on the base 2, thereby ensuring the position accuracy and stability of the workpiece 25 in the equipment.

All technical features in the embodiment can be freely combined according to actual needs.

The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims (10)

1. A multistation side fixed type positioning and clamping device is characterized in that: including base (1), base (2), set up in positioning mechanism (3) of base (2), set up in reference column (4) of the bottom surface of base (1) and set up in a plurality of clamping mechanism (5) of the top surface of base (1), reference column (4) are used for with positioning mechanism (3) detachably location cooperation, clamping mechanism (5) are including setting up in fixed clamp splice (6) of the top surface of base (1), set up in stroke adjustment tooth groove group (7) of the top surface of base (1), slide set up in the top of stroke adjustment tooth groove group (7) and with movable clamp splice (8) that correspond the setting with fixed clamp splice (6), be located movable clamp splice (8) and keep away from one side of fixed clamp splice (6) and with the joint block (9) of stroke adjustment tooth groove group (7) adjustable joint, push block (10) and be used for locking in locking subassembly (11) of base (1) between movable clamp splice (8) and joint block (9), movable clamp splice (8) and base (1) sliding connection have the conflict (12) to be provided with first inclined plane (13) and conflict, second inclined plane (13).

2. The multi-station side-mounted positioning and clamping device according to claim 1, wherein: one side of the fixed clamping block (6) and one side of the movable clamping block (8) which are close to each other are provided with positioning structures.

3. A multi-station side-mounted positioning and clamping device as defined in claim 2, wherein: the positioning structure comprises a plurality of positioning steps (14) which are sequentially arranged from bottom to top.

4. The multi-station side-mounted positioning and clamping device according to claim 1, wherein: one side of the fixed clamping block (6) is provided with a side locating plate (15).

5. The multi-station side-mounted positioning and clamping device according to claim 1, wherein: the top surface of base (1) is provided with a plurality of mounting holes (16), and a plurality of mounting holes (16) are in linear arrangement, and fixed clamp splice (6) detachably installs in one of them mounting hole (16).

6. The multi-station side-mounted positioning and clamping device according to claim 1, wherein: the bottom surface of joint piece (9) is provided with latch (17), and the draw-in groove joint of latch (17) and stroke adjustment tooth groove group (7).

7. The multi-station side-mounted positioning and clamping device according to claim 1, wherein: the base (1) is provided with a chute (18), the extending direction of the chute (18) is parallel to the length direction of the stroke adjusting gear groove group (7), the chute (18) penetrates through the stroke adjusting gear groove group (7), the bottom surface of the movable clamping block (8) is provided with a sliding block (26), and the sliding block (26) is in sliding connection with the chute (18).

8. The multi-station side-mounted positioning and clamping device according to claim 7, wherein: the locking assembly (11) comprises a locking block (19) and a locking bolt (20), wherein the locking block (19) is arranged in the sliding groove (18), and a stud of the locking bolt (20) penetrates through the push block (10) and is in threaded connection with the locking block (19).

9. The multi-station side-mounted positioning and clamping device according to claim 1, wherein: both sides of the base (1) are provided with lifting parts (21).

10. The multi-station side-mounted positioning and clamping device according to claim 1, wherein: the positioning mechanism (3) comprises a plurality of positioning sleeves (22) embedded in the base (2) and a plurality of spring beads (23) embedded in each positioning sleeve (22), and the spring beads (23) can protrude into the inner cavity of the corresponding positioning sleeve (22); the number of the positioning columns (4) is multiple, the positioning columns (4) are respectively arranged in one-to-one correspondence with the positioning sleeves (22), positioning grooves (24) are concavely formed in the peripheries of the positioning columns (4), and the beads of the spring beads (23) are clamped with the positioning grooves (24).