CN220944127U

CN220944127U - Clamp capable of being adaptively adjusted

Info

Publication number: CN220944127U
Application number: CN202322312242.1U
Authority: CN
Inventors: 李东辉; 陆建华; 李佳乐
Original assignee: Qidong Chengjia Electromechanical Equipment Co ltd
Current assignee: Qidong Chengjia Electromechanical Equipment Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-05-14
Anticipated expiration: 2033-08-28

Abstract

The utility model discloses a clamp capable of being adaptively adjusted, which particularly relates to the technical field of clamps, and comprises a base, wherein a clamping assembly is arranged at the top of the base and comprises a rotating column; the cleaning component can clean the scraps scattered in the annular groove and collect the scraps into the collecting box for centralized treatment; through supporting ring and spin, can support the grip slipper, make the grip slipper rotate more easily.

Description

Clamp capable of being adaptively adjusted

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp capable of being adaptively adjusted.

Background

The valve is a control component in the pipeline fluid conveying system and is used for changing the section of the passage and the flow direction of the medium, and has the functions of diversion, cut-off, throttling, check, diversion or overflow pressure relief and the like. The valve for fluid control ranges from the simplest stop valve to various valves used in extremely complex automatic control systems, and has various varieties and specifications, and the nominal diameter of the valve ranges from an extremely small instrument valve to an industrial pipeline valve with the diameter of 10 m. Can be used for controlling the flow of various types of fluids such as water, steam, oil products, gas, slurry, various corrosive media, liquid metal, radioactive fluid and the like; there are many kinds of valves, which can be divided into: a small-diameter valve, a medium-diameter valve, a large-diameter valve and an extra-large-diameter valve. The valve is required to be machined by a corresponding turning device in the production and machining process, and the turning device is generally provided with a corresponding clamp so as to clamp and fix a workpiece, so that the workpiece is prevented from shifting during turning, and the machining precision is prevented from being influenced; for example, the production and processing of large-caliber straight-tube valves. The fixture is a device for fixing the object to be processed in the machine manufacturing process to occupy the correct position for construction or inspection, and is also called a fixture (qi Buj ǜ). In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a fixture.

At present, the traditional anchor clamps that are used for the lathe work that valve production processing used are in the use, adopt the arc clamp splice of fixed size to carry out the centre gripping to straight section of thick bamboo valve inner wall generally fixedly, but its arc clamp splice size is fixed, if when carrying out lathe work to the valve centre gripping fixation that thickness is great, it is fixed to the support of valve and is relatively poor for the effect that valve lateral wall thickness is thinner to its fixed effect to lead to the work piece to produce when carrying out lathe work easily and become flexible, and then influence machining precision.

Disclosure of utility model

The present utility model is directed to a clamp capable of being adaptively adjusted, so as to solve the problems set forth in the background art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a clamp that can carry out adaptability and adjust, includes the base, the base top is equipped with the clamping assembly, the clamping assembly includes the spliced pole, and rotates the spliced pole and rotate and inlay and establish and install in the base top, it is connected with the grip slipper to rotate the spliced pole upper end, grip slipper top symmetry is equipped with a plurality of spouts, the lead screw is installed in the spout internal rotation, the lead screw outer wall cover is equipped with the slider, and the slider top is connected with clamp splice one, it is equipped with motor one in the grip slipper bottom to rotate the spliced pole inboard, and motor one output has bevel gear one in the cavity interconnection of seting up in the grip slipper is inside, lead screw one end in cavity interconnection have with bevel gear two of meshing, clamp splice one side is equipped with adjustment mechanism, the grip slipper outside is equipped with the clearance subassembly, adjustment mechanism includes clamp splice two, and clamp splice two movable mounting is in clamp splice one both sides, clamp splice one side rotates and installs the screw rod.

Further, adjustment mechanism still includes the extension board, the extension board cover is located the screw rod outside, the symmetry is equipped with the slide bar between extension board and the clamp splice one, the screw rod outer wall is close to clamp splice one side cover in the extension board and is equipped with the sliding sleeve one, one both sides of sliding sleeve all pass through connecting rod one with both sides clamp splice two swing joint, the slide bar outer wall is close to clamp splice one side cover in the extension board and is equipped with the sliding sleeve two, two both sides of sliding sleeve all pass through connecting rod two and clamp splice two swing joint, the sliding sleeve is equipped with the inserted bar relatively outside symmetry, and the inserted bar lower extreme is equipped with the inclined plane, the inserted bar lower extreme inserts in the jack one that the slide bar lateral wall was seted up, the jack one end lateral wall is close to the clamp splice one has offered with the jack two of inserted bar looks adaptation, jack one and jack two all with the structure looks adaptation of inserted bar, the outside one end is connected with the pull handle relatively, the outside is in the pull handle and is equipped with the spring between two sleeve, and the spring both ends respectively with pull handle and two fixed connection of sliding sleeve, through the adjustment mechanism that is equipped with, make it adjust with as required and clamp splice to improve the fixed contact with the work piece to work piece when fixed to work piece and the fixed work piece and avoid the fixed work piece to influence the processing precision.

Further, the clearance subassembly includes the support, and the support symmetry sets up in the grip slipper outside, the support bottom is connected with the cleaning brush, the ring channel with the cleaning brush looks adaptation has been seted up at the base top, the discharge gate that is linked together with the ring channel has been seted up to base one side, discharge gate one side below is equipped with collects the box, through the clearance subassembly to clear up the piece that scatters at the grip slipper periphery, and collect it in collecting the box, so that centralized processing.

Further, the clamping assembly further comprises a second motor, a mounting groove is formed in one side of the rotating column at the bottom of the base, the second motor is fixedly mounted in the mounting groove, a gear is connected to the output end of the second motor, a toothed ring meshed with the gear is sleeved on the outer wall of the rotating column, a transmission groove matched with the gear and the toothed ring is formed in the top of the base, and the clamping assembly is used for enabling the clamping block to be driven to clamp and fix a pair of workpieces, and the clamping block can be adjusted according to the specification and the size of the workpieces, so that the clamping block can be used for adapting to a straight cylinder valve with a large diameter.

Further, the clamp splice I and the clamp splice II are arc, and the diameter of clamp splice I and clamp splice II is the same, clamp splice II is articulated with clamp splice I and is connected, connecting rod one both ends and sliding sleeve one and clamp splice II, connecting rod two both ends and sliding sleeve two and clamp splice II all are articulated to be connected, the spliced pole passes through the bearing and rotates with the base to the different straight section of thick bamboo valves of adaptation use, convenient transmission power.

Further, the supporting ring is arranged at the bottom of the clamping seat outside the two transmission grooves of the motor, a plurality of rolling balls are installed at the bottom of the supporting ring in a rotating and embedding mode, and an annular rail groove matched with the supporting ring and the rolling ball combined structure is formed in the top of the base so as to support the clamping seat, assist in rotating the clamping seat and convert sliding friction into rolling friction, and reduce friction loss.

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

1. According to the utility model, the screw rod can be twisted to rotate by the aid of the adjusting mechanism, the sliding sleeve I is driven to push the connecting rod I so as to push the clamping block II to turn over, meanwhile, the clamping block II can slide on the sliding rod by pulling the sliding sleeve II through the connecting rod II until the clamping block II is attached to the opposite wall surface of the clamping block I, and meanwhile, the lower end of the inserted rod is inserted into the inserting hole II so as to finish adjustment of the clamping block II, so that the contact surface with a workpiece is changed, the workpiece is better clamped and fixed, the machining precision is prevented from being influenced by looseness in machining when the workpiece with a thicker side wall is clamped, and the clamping assembly is matched, so that the clamping assembly can be adjusted adaptively according to the size of the workpiece, and can be adapted to workpieces with different specifications;

2. The utility model can clean the scraps scattered in the annular groove through the cleaning assembly, and collect the scraps into the collecting box for centralized treatment; through holding ring and spin, can support the grip slipper, make the grip slipper rotate more easily, reduce friction loss.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

FIG. 4 is a schematic view of the structure between the first and second clamping blocks of the present utility model;

FIG. 5 is a schematic view of the structure between the slide bar and the insert bar of the present utility model;

In the figure: 1. a base; 2. rotating the column; 3. a clamping seat; 4. a first motor; 5. a screw rod; 6. bevel gears I; 7. bevel gears II; 8. a slide block; 9. clamping block I; 10. a second motor; 11. a gear; 12. a toothed ring; 13. clamping blocks II; 14. a support plate; 15. a screw; 16. a slide bar; 17. a first sliding sleeve; 18. a first connecting rod; 19. a second sliding sleeve; 20. a second connecting rod; 21. a rod; 22. a pull handle; 23. a spring; 24. a support ring; 25. a rolling ball; 26. a bracket; 27. and (5) cleaning the brush.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The clamp capable of being adjusted adaptively as shown in fig. 1-5 comprises a base 1, a clamping assembly is arranged at the top of the base 1, the clamping assembly comprises a rotating column 2, the rotating column 2 is rotationally embedded and installed at the top of the base 1, the upper end of the rotating column 2 is connected with a clamping seat 3, a plurality of sliding grooves are symmetrically arranged at the top of the clamping seat 3, a screw rod 5 is rotationally installed in each sliding groove, a sliding block 8 is sleeved on the outer wall of each screw rod 5, the top of each sliding block 8 is connected with a clamping block I9, a motor I4 is arranged at the bottom of the clamping seat 3 on the inner side of the rotating column 2, a bevel gear I6 is connected with an output end of the motor I4 in a cavity formed in the clamping seat 3, a bevel gear II 7 meshed with the bevel gear I6 is connected with one end of the screw rod 5 in the cavity, an adjusting mechanism is arranged on one side of the clamping block I9, a cleaning assembly is arranged on the outer side of the clamping seat 3, the adjusting mechanism comprises a clamping block II 13 movably installed on two sides of the clamping block I9, and a screw 15 is rotationally installed on one side of the clamping block I9.

In this example, adjustment mechanism still includes extension board 14, the extension board 14 cover is located the screw rod 15 outside, in this example, the screw rod 15 is located the one end that the extension board 14 kept away from clamp splice one 9 one side is connected with the handle, the extension board 14 passes through nut and screw rod 15 threaded connection, the symmetry is equipped with slide bar 16 between extension board 14 and the clamp splice one 9, screw rod 15 outer wall is located the one side cover of clamp splice one 9 in extension board 14 and is equipped with sliding sleeve one 17, sliding sleeve one 17 both sides all pass through connecting rod one 18 and two side clamp splice two 13 swing joint, sliding bar 16 outer wall is located the one side cover of clamp splice one 9 in extension board 14 and is equipped with sliding sleeve two 19, sliding sleeve two 19 both sides all pass through connecting rod two 20 and clamp splice two 13 swing joint, sliding sleeve two 19 relative outside symmetry are equipped with inserted bar 21, and the lower extreme of inserted bar 21 is equipped with the inclined plane, the jack two that the slide bar 16 was offered with insert bar 21 one end lateral wall looks adaptation, jack one and jack two all with the structure looks adaptation of insert bar 21, the opposite outside of insert bar 21 is connected with pull rod 22, the pull rod 21 outside one end is equipped with the pull rod 22, the pull rod 21 outside is equipped with the pull rod 23 respectively, the pull rod is equipped with the fixed to the fixed contact between the two ends of the support 23 and the fixed workpiece to the fixed workpiece when the fixed surface is in order to avoid the work piece to be connected with the pull rod 23, the fixed to work piece is fixed with the fixed to the work piece, and is in order to be in order to avoid the clamp to be in the spring 23, the two sides to be in the clamp connection with the clamp handle and the two side 23 and the clamp 23. In this example, the clearance subassembly includes support 26, and support 26 symmetry sets up in the grip slipper 3 outside, and support 26 bottom is connected with the clearance brush 27, and the ring channel with clearance brush 27 looks adaptation has been seted up at base 1 top, and the discharge gate that is linked together with the ring channel has been seted up to base 1 one side, and discharge gate one side below is equipped with collects the box, through the clearance subassembly to the clearance scatters at the peripheral piece of grip slipper 3, and collects it in collecting the box, so that centralized processing. In this example, clamping assembly still includes motor two 10, the mounting groove has been seted up to base 1 bottom pivoted post 2 one side, and motor two 10 fixed mounting is in the mounting groove, motor two 10 output is connected with gear 11, pivoted post 2 outer wall cover is equipped with the ring gear 12 with gear 11 looks meshing, the transmission groove with gear 11 and ring gear 12 looks adaptation has been seted up at base 1 top, through clamping assembly, it is fixed to work piece centre gripping to make it can drive clamp splice one 9, and can carry out according to work piece specification size, the regulation of adaptability makes its straight section of thick bamboo valve of adaptable major diameter use. In the example, the clamp splice I9 and the clamp splice II 13 are arc-shaped, the diameters of the clamp splice I9 and the clamp splice II 13 are the same, the clamp splice II 13 is hinged with the clamp splice I9, the two ends of the connecting rod I18 are hinged with the sliding sleeve I17, the clamp splice II 13, the two ends of the connecting rod II 20 are hinged with the sliding sleeve II 19 and the clamp splice II 13, and the rotating column 2 is connected with the base 1 in a rotating way through a bearing so as to adapt to different straight cylinder valves and facilitate power transmission. In this example, the supporting ring 24 is arranged at the bottom of the clamping seat 3 outside the transmission groove of the motor II 10, a plurality of rolling balls 25 are rotatably embedded at the bottom of the supporting ring 24, and an annular rail groove matched with the combined structure of the supporting ring 24 and the rolling balls 25 is formed at the top of the base 1 so as to support the clamping seat 3, and meanwhile, the rotation of the clamping seat is assisted, sliding friction is converted into rolling friction, and friction loss is reduced.

The working principle of the utility model is as follows: when in use, the straight cylinder valve which needs to be turned is sleeved outside the clamping block I9, then the motor I4 is started to drive the bevel gear I6 to rotate, the bevel gear II 7 meshed with the bevel gear I6 can be driven to drive the screw rod 5 to rotate, the sliding block 8 is driven to drive the clamping block I9 to move towards the opposite outer direction, the clamping block I9 is attached to the inner wall of a workpiece, the motor I4 can be stopped to work, the clamping and fixing of the workpiece are completed, the motor II 10 is started to drive the gear 11, the toothed ring 12 can be driven to drive the rotary column 2 and the clamping seat 3 to rotate, the turning processing is carried out on the workpiece, when the contact area between the clamping block I9 and the workpiece needs to be adjusted, the screw rod 15 is driven to rotate by twisting the handle firstly, the screw rod 15 can be driven to drive the sliding sleeve I17 to approach the clamping block I9 when the workpiece is installed, meanwhile, the first sliding sleeve 17 pushes the first connecting rod 18 to push the second clamping blocks 13 on two sides to turn around the hinging position with the first clamping block 9, meanwhile, the turning of the second clamping blocks 13 pulls the second connecting rod 20 to further enable the second sliding sleeve 19 connected with the second connecting rod 20 to slide on the sliding rod 16, so that the second sliding sleeve 19 drives the inserting rod 21 to synchronously move, simultaneously, the inserting rod 21 is pushed and pushed to move upwards to the top of the sliding rod 16 under the matching of the inclined plane of the lower end of the inserting rod 21 and the first inserting hole, until the lower end of the inserting rod 21 is just inserted into the second inserting hole when the second clamping block 13 is attached to the opposite wall surface of the first clamping block 9, the adjustment of the second clamping block 13 can be completed, meanwhile, the inserting rod 21 can limit and fix the second sliding sleeve 19, the fixing effect of the second clamping block 13 is improved, the unexpected turning of the second clamping block 13 is avoided when the second clamping block 13 is attached to the first clamping block 9, the contact area between the workpiece is changed, thereby improving the clamping and fixing effect on the workpiece, being convenient to use and having stronger practicability; and the grip slipper 3 can drive support ring 24 and spin 25 and remove in the annular rail inslot when rotating to the rotation of auxiliary grip slipper 3 reduces friction loss, and the rotation of grip slipper 3 can drive support 26 and cleaning brush 27 in addition and remove in the ring channel, thereby cleans the piece that scatters in the ring channel, and derives through the discharge gate and collect in collecting box, so that centralized processing, convenient to use, the practicality is stronger.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a can carry out anchor clamps of adaptability adjustment, includes base (1), its characterized in that:

The base (1) top is equipped with the clamping assembly, the clamping assembly includes rotates post (2), and rotates post (2) rotation and inlay and establish and install in base (1) top, rotate post (2) upper end and be connected with grip slipper (3), grip slipper (3) top symmetry is equipped with a plurality of spouts, lead screw (5) are installed in the spout internal rotation, lead screw (5) outer wall cover is equipped with slider (8), and slider (8) top is connected with clamp splice one (9), rotate post (2) inboard in grip slipper (3) bottom and be equipped with motor one (4), and motor one (4) output is in cavity in the inside chamber in seting up of grip slipper one (3) bevel gear one (6), lead screw (5) one end in cavity in be connected with bevel gear two (7) with bevel gear one (6) looks meshing, clamp splice one (9) one side is equipped with adjustment mechanism, the clamp splice one side is equipped with clearance subassembly, adjustment mechanism includes clamp splice two (13), and clamp splice two (13) movable mounting in clamp splice one (9), clamp splice one side (15) are installed in clamp splice one side (9).

2. An adaptable fixture as defined in claim 1, wherein: the adjusting mechanism further comprises a support plate (14), the support plate (14) is sleeved on the outer side of the screw rod (15), sliding rods (16) are symmetrically arranged between the support plate (14) and the first clamping block (9), sliding sleeves (17) are sleeved on one side, close to the first clamping block (9), of the outer wall of the screw rod (15), two sides of each sliding sleeve (17) are movably connected with the second clamping block (13) through a first connecting rod (18) and two sides, sliding sleeves (16) are sleeved on one side, close to the first clamping block (9), of the outer wall of the support plate (14) by sliding sleeves (19), sliding sleeves (19) are respectively and symmetrically connected with the second clamping block (13) through a second connecting rod (20), inserting rods (21) are symmetrically arranged on the opposite outer sides of the sliding sleeves (19), inclined surfaces are arranged at the lower ends of the inserting rods (21), inserting rods (16) are inserted into first inserting holes formed in the side walls of the sliding rods (16), inserting rods (21) are formed in the side walls of one ends, close to the first inserting rods (9), inserting rods (21) are movably connected with one end, two inserting rods (21) are arranged on one end, and are respectively connected with one end, which is opposite to the outer side of each inserting rod (22) of each inserting rod (21), and two ends of the spring (23) are fixedly connected with the pull handle (22) and the sliding sleeve II (19) respectively.

3. An adaptable fixture as defined in claim 1, wherein: the cleaning assembly comprises a support (26), the support (26) is symmetrically arranged on the outer side of the clamping seat (3), the bottom of the support (26) is connected with a cleaning brush (27), an annular groove matched with the cleaning brush (27) is formed in the top of the base (1), a discharge hole communicated with the annular groove is formed in one side of the base (1), and a collecting box is arranged below one side of the discharge hole.

4. An adaptable fixture as defined in claim 1, wherein: the clamping assembly further comprises a second motor (10), a mounting groove is formed in one side of the rotating column (2) at the bottom of the base (1), the second motor (10) is fixedly mounted in the mounting groove, the output end of the second motor (10) is connected with a gear (11), a toothed ring (12) meshed with the gear (11) is sleeved on the outer wall of the rotating column (2), and a transmission groove matched with the gear (11) and the toothed ring (12) is formed in the top of the base (1).

5. An adaptable fixture as defined in claim 2, wherein: the clamping blocks I (9) and the clamping blocks II (13) are arc-shaped, the diameters of the clamping blocks I (9) and the clamping blocks II (13) are the same, the clamping blocks II (13) are hinged with the clamping blocks I (9), two ends of the connecting rod I (18) are hinged with the sliding sleeve I (17) and the clamping blocks II (13), two ends of the connecting rod II (20) are hinged with the sliding sleeve II (19) and the clamping blocks II (13), and the rotating column (2) is connected with the base (1) in a rotating mode through bearings.

6. An adaptable fixture as defined in claim 2, wherein: the clamping seat (3) bottom is equipped with supporting ring (24) in motor two (10) transmission groove outside, supporting ring (24) bottom rotates to inlay and establishes and install a plurality of spin (25), annular rail groove with supporting ring (24) and spin (25) integrated configuration looks adaptation has been seted up at base (1) top.