CN211030325U

CN211030325U - Bench press

Info

Publication number: CN211030325U
Application number: CN201921781497.XU
Authority: CN
Inventors: 黄小东; 陈阿义; 周乐福
Original assignee: Yueqing Quanhe Automation Co ltd
Current assignee: Yueqing Quanhe Automation Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-07-17
Anticipated expiration: 2029-10-22

Abstract

The utility model provides a table press, which comprises a bearing base, a stand column vertically arranged on the bearing base, a main frame arranged on the stand column, a driving device arranged on the main frame and a sliding block component, wherein the main frame is provided with a plurality of sliding blocks; the driving device comprises a driving motor, a worm and gear speed reducer and a crankshaft, wherein the worm and gear speed reducer is used for realizing the power transmission between an output shaft of the driving motor and the crankshaft and converting a high-speed low-torque power source into a low-speed high-torque driving force; the sliding block assembly comprises a sliding block and a guide rail, and the sliding block is in transmission connection with the crankshaft to realize lifting movement. The utility model discloses an adopt driving motor and worm gear speed reducer to cooperate, convert the power supply of high-speed low moment of torsion into the drive power of low-speed high moment of torsion to drive the up-and-down motion and the energy transfer that the slider realized the slider through the bent axle that sets up in worm gear speed reducer, have that the noise is little, energy-concerving and environment-protective, maintain convenient characteristics.

Description

Bench press

Technical Field

The utility model belongs to the technical field of the stamping equipment technique and specifically relates to a desk press is related to.

Background

The bench press belongs to light and small stamping mechanical equipment, has the advantages of light volume, high production efficiency, simple and convenient operation, low noise, high precision, accurate size of processed parts and smooth and clean punched surface, and is particularly suitable for factory buildings and workshops of high-rise buildings. The application range is wide, such as light industry, small hardware industry, medicine industry, clothing industry, shoe and hat industry, of electronics, instruments, cameras, clocks, jewelry and the like.

The existing press machine belongs to a pure mechanical structure, the brake part adopts the traditional mechanical clutch control, the clutch works because the energy storage flywheel drives the impact and the extrusion of the clutch steel ball to lead to mechanical parts, the noise is large, meanwhile, the abnormal abrasion is easy to generate, the service life is short, and because the energy storage flywheel needs energy storage, the driving motor of the existing equipment needs to be in a working state all the time after being started, even if the driving motor is in operation during standby, the energy waste can not be avoided.

The mechanical structure and the mechanical lubrication are inseparable, the lubrication parts of the existing press machine do not adopt a sealing lubrication part, the lubrication parts of all the kinematic pairs are exposed to the external environment, and oil stains are easy to leak and splash during lubrication; the energy storage flywheel is driven by a belt pulley on a driving motor, and the belt is easy to scald and edge grind in high-speed operation, so that colloid dust generated by long-term friction of the belt floats in the air or is scattered on equipment, and pollution is caused.

Therefore, how to solve the problems of loud noise, energy waste and pollution caused by the mechanical structure of the press in the prior art is a key technical problem to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desk press has solved the noise that the mechanical structure of the press that exists among the prior art leads to big, the wearing and tearing are fast, the energy is extravagant and unhygienic technical problem. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a table press, which comprises a bearing base, a stand column vertically arranged on the bearing base, a main frame arranged on the stand column, a driving device arranged on the main frame and a sliding block component, wherein the height of the main frame is adjustable;

the driving device comprises a driving motor, a worm and gear speed reducer in transmission connection with the output end of the driving motor, and a crankshaft in transmission connection with the output end of the worm and gear speed reducer, wherein the output end of the driving motor is vertically arranged downwards, and the worm and gear speed reducer is used for realizing the power transmission between the output shaft of the driving motor and the crankshaft and converting a high-speed low-torque power source into a low-speed high-torque driving force;

the sliding block assembly comprises a sliding block and a guide rail, and the sliding block is in transmission connection with the crankshaft to realize lifting movement.

Preferably, the worm gear speed reducer comprises a shell and a worm gear, the crankshaft is arranged in the shell, the worm gear speed reducer further comprises a roller bearing used for fixing the crankshaft, the crankshaft is in transmission connection with a vertically arranged ball head connecting rod, the ball head connecting rod is connected with the sliding block, and the crankshaft drives the ball head connecting rod and the sliding block to lift along a turning radius generated by the rotation of the roller bearing as a center.

Preferably, the number of the stand columns is two, a cross beam is arranged between the two stand columns, two connecting sleeves are arranged on the main frame corresponding to the stand columns and are respectively sleeved on the two stand columns, and locking screws are further arranged on the connecting sleeves.

Preferably, the bench press still includes accommodate the lead screw, accommodate the lead screw runs through the crossbeam setting, accommodate the lead screw one end with main frame rotatable coupling, the other end is located crossbeam top just is provided with the hand wheel.

Preferably, the ball head connecting rod comprises a first end and a connecting rod second end, the first end is sleeved at a connecting rod journal of the crankshaft, the second end is in universal connection with the sliding block, and the second end is of a spherical structure or a cylindrical structure.

Preferably, the upper end of the sliding block is provided with a spherical or cylindrical clamping groove corresponding to the second end, and the second end is clamped in the clamping groove.

Preferably, the guide rail is fixedly arranged at the lower end of the main frame, and the guide rail is arranged along the vertical direction.

Preferably, a copper bush is disposed at a connecting rod journal of the crankshaft.

Preferably, an oil injection port is formed in the top end of the first end of the ball head connecting rod, and an oil injection nozzle is arranged at the oil injection port.

Preferably, the bearing base, the main frame and the cross beam are all manufactured by adopting a foundry casting process.

In the technical proposal provided by the utility model, the driving motor is adopted to be matched with the worm gear reducer, the power source with high speed and low torque is converted into the driving force with low speed and high torque, the crankshaft arranged in the worm gear reducer drives the slide block to realize the up-and-down reciprocating motion and the energy transmission of the slide block, the energy storage flywheel and the clutch control system in the prior art are cancelled, the abnormal abrasion condition is avoided, the mechanical operation noise is directly reduced, the maintenance is convenient, simultaneously, the crankshaft 6 in the worm gear reducer 5 and the transmission part of the slide block 7 need to be lubricated and are both positioned in the main frame, the oil stain splashing condition can not occur, the colloid dust can not be generated, the utility model is clean and sanitary, in addition, the driving motor can realize the parking at any position, and the motor is in the non-working state when in standby, energy storage is not needed, energy waste is avoided, and energy conservation and environmental protection are achieved.

The utility model discloses a bulb connecting rod is as the connecting piece of slider and bent axle to the cooperation guide rail will rotate the elevating movement who turns into the slider, thereby satisfy the use of press, in addition, the main frame adopts the connecting cover to set up on the stand, and be provided with accommodate the lead screw and carry out height-adjusting, and the collocation setting is at the hand wheel of accommodate the lead screw upper end, and it is very convenient to use, can adjust the high position of main frame according to actual conditions.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a table press provided by the present invention;

FIG. 2 is a cross-sectional view of a table press provided by the present invention;

fig. 3 is a partial enlarged view of the table press provided by the present invention.

In the figure: 1. a load-bearing base; 2. a column; 3. a main frame; 4. a drive motor; 5. a worm gear reducer; 6. a crankshaft; 7. a slider; 8. a guide rail; 9. a roller bearing; 10. a ball head connecting rod; 11. a cross beam; 12. connecting sleeves; 13. locking the screw; 14. adjusting the screw rod; 15. A hand wheel; 16. a copper bushing; 17. an oil injection nozzle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The specific embodiment provides a table press, which changes the energy storage flywheel structure of the traditional press and has the characteristics of low noise, energy conservation, environmental protection and convenient maintenance.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 and 2, the present embodiment provides a table press, including a bearing base 1, the bearing base 1 is used for placing a workpiece to be processed, a vertical column 2 is vertically disposed on the bearing base 1, a main frame 3 with adjustable height is disposed on the vertical column 2, the main frame 3 is used for carrying a driving device and a slide block assembly, the driving device drives a slide block 7 to complete a lifting motion, and applies pressure to a plate to be processed, the driving device includes a driving motor 4, a worm and gear reducer 5, and a crankshaft 6, the driving motor 4 is preferably a direct current motor, an output end of the driving motor 4 is vertically disposed downward and is matched with the worm and gear reducer 5, and converts a motion rotating along a vertical direction into a motion rotating along a horizontal direction, the worm and gear reducer 5 is internally provided with the crankshaft 6, the slide block assembly includes the slide block 7 and a guide rail 8, the relevant structure is described in detail below.

The utility model selects the DC motor as the driving source, the DC motor is used for reducing speed and improving torque through the worm gear reducer, the power source with high speed and low torque is converted into the driving force with low speed and high torque, the force can transmit energy through the crankshaft 6 arranged in the worm gear reducer 5, the crankshaft 6 drives the slider 7 to realize the up-and-down reciprocating motion and the energy transmission of the slider 7, the energy storage flywheel and the clutch control system in the prior art are cancelled, the mechanical operation noise is directly reduced, the abnormal abrasion condition is avoided, the maintenance and the maintenance are convenient, simultaneously, only the crankshaft 6 in the worm gear reducer 5 and the transmission part of the slider 7 need to be lubricated and are both positioned in the main frame 3, the condition of oil contamination splashing can not occur, the colloid dust can not be generated, the utility model is clean and sanitary, more environment-friendly, in addition, the driving motor 4 in the utility model can realize the parking at, when in standby, the motor is in a non-working state, energy storage is not needed, and energy waste is avoided.

Specifically, above-mentioned worm gear speed reducer 5 includes the casing, set up the worm gear in the casing, bent axle 6, be used for fixed bent axle 6 roller bearing 9, wherein the worm gear is used for motion and power between motor output shaft and bent axle 6, has changed the direction of transmission, bent axle 6 supports through the roller bearing of symmetry to be connected with the worm transmission, realize rotating, bent axle 6's output and bulb connecting rod 10 transmission are connected, bulb connecting rod 10 vertical setting to with slider 7 fixed connection, bent axle 6 follows the radius of gyration that roller bearing 9 produced for the center rotation drives bulb connecting rod 10 and goes up and down, thereby drive slider 7 and go up and down.

The quantity of the stand 2 that sets up on the bearing base 1 is two, and the fixed crossbeam 11 that is provided with between two stands 2 guarantees that two stands 2 are in parallel state all the time, and two tops of stand 2 set up fixation nut and guarantee the absolute fixed with the base, and cooperation crossbeam 11 forms a reliable stable bearing structure, be provided with two adapter sleeves 12 on the main frame 3, correspond respectively and cup joint on two stands 2 to cooperation locking screw 13 adjusts the elasticity of adapter sleeve 12, and after locking screw 13 loosens, can adjust the height of main frame 3, the concrete position of main frame 3 is confirmed according to frock, mould etc. that the production site used.

Further, for more convenient height of adjusting main frame 3, the utility model discloses still be provided with accommodate the lead screw 14, accommodate the lead screw 14 runs through crossbeam 11 and sets up, accommodate the lead screw 14 one end with 3 rotatable coupling of main frame, the other end is located crossbeam 11 top and is provided with hand wheel 15, when adjusting main frame 3 height, only needs to loosen locking screw 13, rotates hand wheel 15 and can adjust, adjusts to required height after, with locking screw 13 screw up can, accommodation process is simple and convenient.

Above-mentioned bulb connecting rod 10 includes the first end, the second end, the first end is the annular, and for the components of a whole that can function independently structure, the second end is spherical or cylindrical structure, the axle of cylindrical structure is parallel to each other with the axle of the annular structure of first end, be connecting portion between first end and the second end, it needs to explain, second end cylindrical structure or spherical diameter are greater than the width of connecting portion, the both sides protrusion in connecting portion of cylindrical structure or spherical structure promptly, be convenient for the second end is connected with other spare parts, first end cup joints in the connecting rod journal department of bent axle 6, when the installation, unpack first end apart earlier, and overlap respectively in the both sides of connecting rod journal, align the back use bolt locking can, form universal rotation with the mode of bulb pair, the primary function can eliminate the beat problem of slider and bulb connecting rod when transmitting energy.

Correspondingly, slider 7 upper end is provided with the draw-in groove corresponding with the second end, and the draw-in groove is spherical or cylindrical, and the second end joint is accomplished in the draw-in groove to be connected with bulb connecting rod 10, and its aim at avoids causing the influence to slider 7 in cooperation with the lateral shifting of bent axle 6.

Optimized, with the fixed lower extreme that sets up at main frame 3 of slider 7 assorted guide rail 8, and for vertical setting the utility model provides an in the preferred embodiment, slider 7's both sides all are provided with the arch, and bellied cross section is triangle-shaped, and guide rail 8 and its phase-match are the triangle-shaped structure equally, and guide rail 8 sets up along vertical direction, prevents that slider 7 from taking place lateral displacement.

In addition, referring to fig. 3, the connecting rod journal of the middle crankshaft 6 of the present invention is provided with a copper bush 16, which plays a role of impact resistance and wear resistance.

Referring to fig. 3, an oil injection port is formed at the top end of the first end of the ball head connecting rod 10, and an oil injection nozzle 17 is provided for adding lubricating oil, and the lubricating oil directly falls into the connecting rod journal of the crankshaft 6 after being injected, so that a lubricating effect is realized.

The utility model discloses a main frame 3, bearing base 1, crossbeam 11 all adopt the foundry casting technology to make, and are sturdy and durable, long service life.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A bench press is characterized by comprising a bearing base (1), a stand column (2) vertically arranged on the bearing base (1), a main frame (3) arranged on the stand column (2), a driving device arranged on the main frame (3) and a sliding block assembly, wherein the height of the main frame (3) is adjustable;

the driving device comprises a driving motor (4), a worm and gear speed reducer (5) in transmission connection with the output end of the driving motor (4), and a crankshaft (6) in transmission connection with the output end of the worm and gear speed reducer (5), wherein the output end of the driving motor (4) is vertically arranged downwards, and the worm and gear speed reducer is used for realizing the power transmission between the output shaft of the driving motor (4) and the crankshaft (6) and converting a high-speed low-torque power source into a low-speed high-torque driving force;

the sliding block assembly comprises a sliding block (7) and a guide rail (8), and the sliding block (7) is in transmission connection with the crankshaft (6) to achieve lifting movement.

2. The bench press of claim 1, characterized in that the worm gear reducer (5) comprises a housing, a worm gear, the crankshaft (6) is disposed in the housing, and a roller bearing (9) for fixing the crankshaft (6), the crankshaft (6) is in transmission connection with a vertically disposed ball connecting rod (10), the ball connecting rod (10) is connected with the slide block (7), and the revolving radius generated by the crankshaft (6) rotating around the roller bearing (9) drives the ball connecting rod (10) and the slide block (7) to ascend and descend.

3. The table press according to claim 1, characterized in that the number of the upright columns (2) is two, a cross beam (11) is arranged between the two upright columns (2), two connecting sleeves (12) are arranged on the main frame (3) corresponding to the upright columns (2) and are respectively sleeved on the two upright columns (2), and locking screws (13) are further arranged on the connecting sleeves (12).

4. A bench press according to claim 3, characterised in that it further comprises an adjusting screw (14), said adjusting screw (14) being arranged through said cross beam (11), said adjusting screw (14) being rotatably connected to said main frame (3) at one end and being provided with a hand wheel (15) at the other end above said cross beam (11).

5. The bench press according to claim 2, characterized in that the ball head connecting rod (10) comprises a first end, a connecting rod second end, the first end is sleeved at the connecting rod journal of the crankshaft (6), the second end is connected with the slide block (7) in a universal manner, and the second end is of a spherical structure or a cylindrical structure.

6. A bench press according to claim 5, characterised in that the upper end of the slide (7) is provided with a spherical or cylindrical catch corresponding to the second end, which catch is in the catch.

7. The bench press according to claim 1, characterized in that the guide rail (8) is fixedly arranged at the lower end of the main frame (3) and that the guide rail (8) is arranged in a vertical direction.

8. Bench press according to claim 2, characterised in that a copper bush (16) is provided at the connecting rod journal of the crankshaft (6).

9. The bench press of claim 2, characterized in that the top end of the first end of the ball head connecting rod (10) is provided with an oil filling port, and the oil filling port is provided with an oil filling nozzle (17).

10. Bench press according to claim 3, characterised in that the load-bearing base (1), the main frame (3) and the cross-beam (11) are manufactured by a foundry process.