CN221871698U

CN221871698U - Pressing device for hardware processing

Info

Publication number: CN221871698U
Application number: CN202323358911.5U
Authority: CN
Inventors: 吕启超
Original assignee: Chengdu Haixiao Zongqi Electronic Technology Co ltd
Current assignee: Chengdu Haixiao Zongqi Electronic Technology Co ltd
Priority date: 2023-12-11
Filing date: 2023-12-11
Publication date: 2024-10-22
Anticipated expiration: 2033-12-11

Abstract

The utility model discloses a pressing device for hardware processing, relates to the technical field of machining, aims to solve the problem that parts with different specifications are inconvenient to clamp, and has the technical scheme that: the novel screw rod fixing device comprises a base, wherein a first lower fixing seat and a second lower fixing seat are fixedly arranged on the upper surface of the base, a sliding groove is formed in the upper surface of the base, the second lower fixing seat is in sliding fit with the upper side of the sliding groove, and the first lower fixing seat and the upper side of the second lower fixing seat are in rolling fit with two screw rods. According to the utility model, the toothed plate and the two gears are arranged, so that the two screws are driven to synchronously rotate, and the first lower fixing seat and the second lower fixing seat both relatively move with the upper fixing seat through the two screws, so that parts to be processed are clamped and fixed, more parts with different lengths can be clamped more firmly, and the device can be suitable for more application scenes.

Description

Pressing device for hardware processing

Technical Field

The utility model belongs to the field of machining, and particularly relates to a compressing device for hardware machining.

Background

When processing hardware parts, the parts need to be positioned and clamped, a clamp is needed at the moment, and a device for preventing the workpiece from generating displacement or vibration in the processing process in the clamp classification is called a compacting device.

Patent application with publication number CN204209456U discloses a manual closing device of columnar work piece, includes: the bottom plate plays a role of fixing and supporting and also comprises a pressing plate used for pressing the columnar workpiece; the novel clamping device is characterized in that a V-shaped groove cushion block used for supporting a columnar workpiece is fixedly arranged on the upper side of the middle of the bottom plate, a supporting rod is fixedly arranged on one side of the V-shaped groove cushion block, the upper end of the supporting rod is rotatably connected with one end of a pressing plate through a first pin shaft, a mounting seat is fixedly arranged on the other side of the V-shaped groove cushion block, the mounting seat is rotatably connected with the lower end of a screw through a second pin shaft, and a nut used for pressing the pressing plate is arranged on the upper end of the screw.

The above-mentioned patent is simple to carry out the centre gripping through V-arrangement groove cushion and clamp plate to cylindric work piece, but when centre gripping circular tube type part, when carrying out the centre gripping through V-arrangement groove and clamp plate to its inside circular tube type part, probably can appear the unstable condition of centre gripping because the clamp plate both ends atress is uneven, and the V-arrangement groove is the centre gripping to the part of different diameters, but the above-mentioned application still need change other anchor clamps when the part centre gripping to different length, leads to the practicality lower.

In summary, the present utility model provides a pressing device for hardware processing to solve the above problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model aims to provide the pressing device for hardware processing, which has the advantages that the device can more stably clamp parts with different lengths by arranging the first lower fixing seat and the second lower fixing seat, two screws can more stably drive two ends of the upper fixing seat to simultaneously descend, so that the clamping is more stable, more parts with different diameters can be clamped by the arranged cushion block assembly, and the practicability is stronger.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A compression device for hardware processing, comprising: the base, the base upper surface is fixed with first fixing base, sliding fit have the second fixing base down, the upper surface of base has seted up the sliding tray, the second fixing base sliding fit in the upside of sliding tray down, first fixing base and the upside of second fixing base all rotate fit have two screw rods, two screw rods week side screw thread fit have upper fixing base, first fixing base with the relative inboard of upper fixing base, second fixing base with the relative inboard of other upper fixing base all has seted up the draw-in groove, the week side sliding fit of screw rod has the gear, the upside sliding fit of upper fixing base has with two gear engagement's pinion rack, the gear rotates to fit in the upside of upper fixing base;

The sliding block is in sliding fit with the sliding block fixed on the lower side of the second lower fixing seat, an air cylinder is fixed on one side in the sliding groove, the output end of the air cylinder is fixed with the sliding block, and a cushion block assembly is arranged on the inner side of the clamping groove.

Through adopting above-mentioned technical scheme, utilize the meshing of pinion rack and two gears, thereby drive two screw rods and rotate in step, thereby make first fixing base and second down the fixing base and all carry out relative motion through two screw rods and last fixing base, carry out the centre gripping fixedly to the part that needs to process, and accessible cylinder and sliding block, distance between fixing base and the second down the fixing base under the adjustable first, thereby can carry out more firm centre gripping to the part of more different length, make the device adaptable more application scenarios, through the cushion subassembly of setting, the space size between two draw-in grooves that can change about relative, thereby make the device can centre gripping more different diameter parts, the practicality and the stability of the device have been improved greatly.

The utility model is further provided with: the first fixing base of setting down, the second fixing base of setting down and two have all seted up rectangular channel in the middle part of fixing base, the cushion subassembly is located rectangular channel, the cushion subassembly including sliding fit in inboard cushion of draw-in groove, be fixed in the lead screw of cushion downside, screw thread fit in the screw thread section of thick bamboo of lead screw, be fixed in the first bevel gear of screw thread section of thick bamboo downside, be fixed in the rotating motor of fixing base one side, be fixed in the second bevel gear of rotating motor output, first bevel gear with the second bevel gear meshes mutually.

Through adopting above-mentioned technical scheme, through the rotating motor who sets up for rotating motor can drive second bevel gear and first bevel gear meshing, thereby drive the lead screw in the screw section of thick bamboo and stretch out and draw back, make the lead screw can change the position of cushion, make the better laminating of cushion treat the surface of centre gripping part, thereby can realize carrying out stable centre gripping to the part of different diameters.

The utility model is further provided with: the inner wall of the clamping groove is provided with an arc-shaped groove, the cushion blocks are positioned in the arc-shaped groove, the upper cushion block and the lower cushion block on the same side are corresponding, and a rubber layer is fixed on the inner side of the cushion blocks.

Through adopting above-mentioned technical scheme for need not to use the cushion to support, can retract the cushion in the arc wall, prevent that the cushion from influencing the centre gripping of draw-in groove to the part of great size, and two cushion that correspond from top to bottom can guarantee more stable centre gripping.

The utility model is further provided with: the inner wall of the clamping groove is provided with a notch, the screw rod is in sliding fit in the notch, and one side of the screw rod is in running fit with one side of the inner wall of the rectangular groove.

By adopting the technical scheme, when the screw rod drives the cushion block to stretch, the notch can guide the screw rod, so that the screw rod can only slide up and down, and the cushion block can clamp parts more stably; the first bevel gear is in running fit with one side of the inner wall of the rectangular groove in a rotating mode, so that the first bevel gear is more stable in rotation.

The utility model is further provided with: the upper surface of the upper fixing seat is provided with an electric guide rail, and the toothed plate is in sliding fit with the upper side of the electric guide rail.

Through adopting above-mentioned technical scheme for electric guide rail can more accurate drive pinion rack moves, and electric guide rail's removal is more rapid, reduces manual drive's trouble, and is laborsaving accurate more.

The utility model is further provided with: the first lower fixing seat is positioned at one end of the sliding groove.

Through adopting above-mentioned technical scheme for the fixing base can keep motionless under the first, the fixing base is passed through the cylinder and is slided in the sliding tray under the second, and is close to the fixing base under the first, makes the distance between fixing base under the first and the second fixing base can change, thereby the part of centre gripping different length, and the practicality is stronger.

The utility model is further provided with: the middle part of gear has seted up the round hole, screw rod sliding fit in the round hole, two the gear is located the same side of pinion rack.

Through adopting above-mentioned technical scheme for the pinion rack simultaneously with two gears meshing drive it rotate, thereby realize that the gear drives the screw rod in step and rotates, the oscilaltion of fixing base is gone up in the completion, and the gear can also be along with last fixing base synchronous oscilaltion in the week side of screw rod this moment, and then pinion rack and two gears remain the meshing state throughout, thereby better drive screw rod rotates, realizes going up the stable lift of fixing base.

In summary, the beneficial technical effects of the utility model are as follows:

Through pinion rack and two gears that set up to drive two screw rods and rotate in step, thereby make first fixing base and second down the fixing base carry out relative motion through two screw rods and last fixing base, carry out the centre gripping to the part that needs processing fixedly, and accessible cylinder and sliding block, adjust the distance between fixing base and the second down, thereby can carry out more firm centre gripping to the part of more different length, make the device adaptable more application scenarios, through the cushion subassembly of setting, can change the space size between two draw-in grooves that are relative from top to bottom, thereby make the device can centre gripping more different diameter parts, the practicality and the stability of the device have been improved greatly.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. In the drawings:

FIG. 1 is a schematic perspective view of a sliding tray assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic block diagram illustrating an assembled perspective structure of a pad assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a toothed plate assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the structure shown in FIG. 3A;

in the drawings, the list of components represented by the various numbers is as follows:

1. A base; 2. a screw; 3. a first lower fixing seat; 301. a second lower fixing seat; 4. an upper fixing seat; 5. a gear; 6. a toothed plate; 7. a clamping groove; 8. a sliding groove; 801. a sliding block; 802. a cylinder; 9. a pad assembly; 901. a cushion block; 902. a screw rod; 903. a thread cylinder; 904. a first bevel gear; 905. a second bevel gear; 906. a rotary motor; 10. an arc-shaped groove; 11. rectangular grooves.

Detailed Description

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

Referring to fig. 1-4, a pressing device for hardware processing according to the present utility model includes: the base 1, the upper surface of base 1 is fixed with first lower fixing base 3, sliding fit has second lower fixing base 301, the upper surface of base 1 has offered the sliding groove 8, the sliding fit of second lower fixing base 301 is in the upside of sliding groove 8, the upside of first lower fixing base 3 and second lower fixing base 301 all rotate fit with two screw rods 2, the week side screw thread of two screw rods 2 has upper fixing base 4, the opposite inboard of first lower fixing base 3 and one of them upper fixing base 4, the opposite inboard of second lower fixing base 301 and another upper fixing base 4 has offered the draw-in groove 7, the week side sliding fit of screw rod 2 has gears 5, the upside sliding fit of upper fixing base 4 has toothed plates 6 meshed with two gears 5, the gear 5 is in the upside of upper fixing base 4;

The sliding block 801 fixed with the lower side of the second lower fixing seat 301 is in sliding fit with the sliding groove 8, an air cylinder 802 is fixed on one side in the sliding groove 8, the output end of the air cylinder 802 is fixed with the sliding block 801, and the cushion block assembly 9 is arranged on the inner side of the clamping groove 7. One end of the sliding groove 8 is fixed with a first lower fixing seat 3, and one end of the sliding groove 8 is slidably matched with a second lower fixing seat 301.

The application of one aspect of the embodiment is: if the parts to be clamped are too long or too short, the cylinder 802 is started, the output end of the cylinder 802 drives the sliding block 801 to be in sliding fit in the sliding groove 8, meanwhile, the sliding block 801 drives the second lower fixing seat 301 to slide on the sliding groove 8 and laterally approach or far away from one side of the first lower fixing seat 3, so that the distance between the first lower fixing seat 3 and the second lower fixing seat 301 is changed, parts with different lengths are better clamped, after the adjustment of the distance between the first lower fixing seat 3 and the second lower fixing seat 301 is completed, the parts to be clamped are placed in the clamping grooves 7 above the first lower fixing seat 3 and the second lower fixing seat 301, then the two toothed plates 6 are driven to move in the horizontal direction, the toothed plates 6 are meshed with the two gears 5, then the two gears 5 respectively and synchronously drive the two screws 2 to rotate, the two screws 2 are in threaded fit with the upper fixing seat 4, then the two upper fixing seats 4 are respectively approach one side of the first lower fixing seat 3 and the second lower fixing seat 301, so that the parts in the clamping grooves 7 are completed, the parts with different lengths are stably clamped, the diameters of the parts in the clamping grooves 7 are completed, the parts to be required to be clamped, and the diameter of the clamping grooves 9 is smaller than the clamping grooves 9 are required, and the parts are correspondingly smaller, and the clamping assemblies are required to be clamped, and the diameter of the parts are changed, and the parts are smaller, and the parts are compared. It should be noted that all the electric equipment related in the application can be powered by a storage battery or an external power supply.

Referring to fig. 2, the middle parts of the first lower fixing seat 3, the second lower fixing seat 301 and the two upper fixing seats 4 of the present embodiment are respectively provided with a rectangular groove 11, a cushion block assembly (9) is located in the rectangular groove 11, and the cushion block assembly 9 includes a cushion block 901 slidingly engaged with the inner side of the clamping groove 7, a screw rod 902 fixed on the lower side of the cushion block 901, a screw cylinder 903 threadedly engaged with the screw rod 902, a first bevel gear 904 fixed on the lower side of the screw rod 903, a rotary motor 906 fixed on one side of the fixing seat, a second bevel gear 905 fixed on the output end of the rotary motor 906, and the first bevel gear 904 and the second bevel gear 905 are engaged with each other. When the diameters of the parts to be clamped are different, the rotating motor 906 is started, the output end of the rotating motor 906 can drive the second bevel gear 905 to rotate, the second bevel gear 905 is meshed with the first bevel gear 904, the first bevel gear 904 drives the threaded cylinder 903 to rotate, the threaded cylinder 903 is matched with the threaded rod 902 in a threaded manner to drive the threaded rod 902 to extend out of or retract into the threaded cylinder 903, the threaded rod 902 drives the cushion block 901 to move to one side far away from or close to the clamping groove 7, and accordingly the cushion block 901 can change the size of a space between two clamping grooves 7 which are opposite up and down, surface lamination of the parts with different diameters is achieved, and stable clamping is carried out on the parts.

Referring to fig. 2, an arc groove 10 is formed in the inner wall of the clamping groove 7 in the embodiment, cushion blocks 901 are located in the arc groove 10, the upper cushion block 901 and the lower cushion block 901 on the same side correspond to each other, and a rubber layer is fixed on the inner side of the cushion blocks 901. When the cushion block 901 is not needed, the screw rod 902 drives the cushion block 901 to retract into the arc-shaped groove 10 to store the cushion block, so that the inner side of the clamping groove 7 can keep a smooth arc-shaped surface, and parts with larger diameters can be fully contacted and clamped.

Referring to fig. 2, the inner wall of the clamping groove 7 of the present embodiment is provided with a notch, the screw rod 902 is slidably fitted in the notch, and one side of the screw rod 902 is rotatably fitted with one side of the inner wall of the rectangular groove 11. When the lead screw 902 jacks up or retracts the cushion block 901, the lead screw 902 is matched in the notch in an up-down sliding mode, stable lifting is achieved, and the lead screw 902 is connected with the inner wall of the rectangular groove 11, and stable rotation is achieved.

Referring to fig. 3, an electric guide rail is mounted on the upper surface of the upper fixing seat 4 of the present embodiment, and the toothed plate 6 is slidably fitted on the upper side of the electric guide rail. The middle part of the gear 5 is provided with a round hole, the circumference of the screw rod 2 is in sliding fit with the round hole, and the two gears 5 are positioned on the same side of the toothed plate 6. When the part needs to be clamped, an electric guide rail is started, the electric guide rail drives two toothed plates 6 to move in the horizontal direction, so that the toothed plates 6 are meshed with two gears 5, then the two gears 5 respectively and synchronously drive the two screws 2 to rotate, so that the two screws 2 are in threaded fit with the upper fixing seat 4 to drive the upper fixing seat 4 to descend, meanwhile, when the two gears 5 descend along with the upper fixing seat 4 synchronously, the gears 5 are in sliding fit with the peripheral sides of the screws 2 up and down, and the toothed plates 6 and the two gears 5 always keep a meshed state.

The above embodiments may be combined with each other.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: 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

1. A compression device for hardware processing, comprising: the base (1) is characterized in that a first lower fixing seat (3) is fixed on the upper surface of the base (1), a second lower fixing seat (301) is in sliding fit, a sliding groove (8) is formed in the upper surface of the base (1), the second lower fixing seat (301) is in sliding fit with the upper side of the sliding groove (8), two screws (2) are respectively in rotating fit with the upper sides of the first lower fixing seat (3) and the second lower fixing seat (301), an upper fixing seat (4) is in threaded fit with the peripheral sides of the two screws (2), clamping grooves (7) are respectively formed in the opposite inner sides of the first lower fixing seat (3) and one of the upper fixing seats (4) and the opposite inner sides of the second lower fixing seat (301) and the other upper fixing seat (4), gears (5) are respectively in sliding fit with the peripheral sides of the screws (2), toothed plates (6) meshed with the two gears (5) are respectively in sliding fit with the upper sides of the upper fixing seats (4), and the gears (5) are in rotating fit with the upper sides of the upper fixing seats (4).

The sliding block (801) fixed to the lower side of the second lower fixing seat (301) is slidably matched inside the sliding groove (8), an air cylinder (802) is fixed to one side inside the sliding groove (8), the output end of the air cylinder (802) is fixed to the sliding block (801), and a cushion block assembly (9) is arranged on the inner side of the clamping groove (7).

2. The pressing device for hardware processing according to claim 1, wherein the first lower fixing seat (3), the second lower fixing seat (301) and the middle parts of the two upper fixing seats (4) are respectively provided with a rectangular groove (11), the cushion block assembly (9) is located in the rectangular groove (11), the cushion block assembly (9) comprises a cushion block (901) which is in sliding fit with the inner side of the clamping groove (7), a screw rod (902) which is fixed on the lower side of the cushion block (901), a threaded cylinder (903) which is in threaded fit with the circumferential side of the screw rod (902), a first bevel gear (904) which is fixed on the lower side of the threaded cylinder (903), a rotary motor (906) which is fixed on one side of the rectangular groove (11), and a second bevel gear (905) which is fixed on the output end of the rotary motor (906), and the first bevel gear (904) and the second bevel gear (905) are meshed.

3. The pressing device for hardware processing according to claim 2, wherein an arc-shaped groove (10) is formed in the inner wall of the clamping groove (7), the cushion blocks (901) are located in the arc-shaped groove (10), the upper cushion block (901) and the lower cushion block (901) on the same side correspond to each other, and a rubber layer is fixed on the inner side of each cushion block (901).

4. A pressing device for hardware machining according to claim 3, characterized in that the inner wall of the clamping groove (7) is provided with a notch, the screw rod (902) is slidably matched in the notch, and one end of the screw rod (902) is in rotary fit with the inner wall of the rectangular groove (11).

5. The pressing device for hardware machining according to claim 1, wherein an electric guide rail is arranged on the upper surface of the upper fixing seat (4), and the toothed plate (6) is in sliding fit with the upper side of the electric guide rail.

6. The pressing device for hardware machining according to claim 1, characterized in that the first lower fixing seat (3) is located at one end of the sliding groove (8).

7. The pressing device for hardware machining according to claim 1, wherein a round hole is formed in the middle of the gear (5), the screw (2) is slidably fitted in the round hole, and the two gears (5) are located on the same side of the toothed plate (6).