Adjustable fixed workbench

Abstract

The utility model discloses an adjustable fixed workbench, which belongs to the technical field of workbenches, and achieves the effects of simple and compact structure, attractive appearance, safety, high efficiency and easiness in manufacturing by symmetrically arranging two C-shaped positioning assemblies with adjustable distance for fixing workpieces in a plurality of T-shaped grooves on the workbench with a plurality of T-shaped grooves. Operation is convenient, the adjusting range is large, and the device is suitable for existing machining machine tools; the applicability is high, and the device is suitable for all machine tools with T-shaped groove workbenches; the disassembly is convenient, and the use is flexible.

Description

Technical Field

[0001] The utility model discloses an adjustable fixed workbench, belonging to the technical field of workbenches. Background Art

[0002] With the extensive development of the machinery industry, numerical control machining occupies a large proportion of mechanical machining, the occupancy rate of machine tools is increasing continuously, and the modification of tooling fixtures is increasing accordingly. When it comes to part pressing, a T-shaped block and a pressing plate are often required for pressing. However, the T-shaped grooves of numerical control machine tools and ordinary machine tools, or gantry machine tools, often vary in size. It is necessary to prepare T-shaped blocks of various specifications, and it is not easy to distinguish them when collected, which occupies a large working area, wastes machining preparation time, and has low machining efficiency. Content of the Utility Model

[0003] The purpose of the utility model is to solve the problems that it is not easy to distinguish the T-shaped blocks of various specifications for existing part pressing when collected, which occupies a large working area, wastes machining preparation time, and has low machining efficiency, and to propose an adjustable fixed workbench.

[0004] The problems to be solved by the utility model are realized by the following technical solutions:

[0005] An adjustable fixed workbench includes a workbench with a plurality of T-shaped grooves, and two C-shaped positioning assemblies with adjustable spacing for fixing workpieces are symmetrically arranged in the plurality of T-shaped grooves.

[0006] Preferably, the C-shaped positioning assembly includes a T-shaped adjusting component that can slide along the T-shaped groove. One end of the T-shaped adjusting component is threadedly connected to one end of a screw rod. A pressing plate for positioning and cooperating with the workpiece is sleeved on the screw rod. A rubber spring is arranged at the bottom of the end of the pressing plate away from the workpiece. The other end of the screw rod is threadedly engaged with a nut to limit the pressing plate.

[0007] Preferably, the T-shaped adjusting component includes a T-shaped block that can slide along the T-shaped groove. A threaded through hole for threaded connection with the screw rod is provided in the middle of the T-shaped block. Adjustable-distance sliders are respectively nested at both ends of the T-shaped block.

[0008] Preferably, top columns are respectively arranged at both ends of the T-shaped block. Square sliding grooves are respectively arranged on the T-shaped block on both sides of the top columns. The slider is nested and cooperated with the top column and the square sliding groove respectively through a slider threaded through hole and two square columns. The distance between the slider and the T-shaped block is adjusted by a top screw that is threadedly connected in the slider threaded through hole and is arranged opposite to the top column.

[0009] Preferably, roller grooves are respectively arranged at the bottoms of the T-shaped block on both sides of the threaded through hole. Rollers that cooperate with the bottom surface of the T-shaped groove are rotatably supported in the roller grooves through a penetrating roller shaft.

[0010] Preferably, a wedge head is provided at one end of the pressing plate for positioning and cooperating with the workpiece.

[0011] Preferably, the cross-section of the ejector pin is circular or square.

[0012] Preferably, a washer is sleeved on the screw rod between the nut and the pressing plate.

[0013] Preferably, the washer is a spring washer or a corrugated elastic washer.

[0014] The beneficial effects of the present utility model compared with the prior art are as follows:

[0015] The present utility model provides an adjustable fixed workbench. By symmetrically arranging two C-shaped positioning assemblies with adjustable spacing for fixing workpieces in a plurality of T-shaped grooves on the workbench with a plurality of T-shaped grooves, the effects of simple structure, compactness, beautiful appearance, safety and high efficiency, easy manufacturing; convenient operation, large adjustment range, applicable to existing machining machine tools; strong applicability, suitable for all machine tools with T-shaped groove workbenches; convenient disassembly and flexible use are achieved. Description of the Drawings

[0016] Figure 1 is an isometric view of an adjustable fixed workbench of the present utility model.

[0017] Figure 2 is a partial isometric view of an adjustable fixed workbench of the present utility model.

[0018] Figure 3 is an isometric view of a T-shaped adjustment assembly in an adjustable fixed workbench of the present utility model.

[0019] Figure 4 is an isometric view of a slider in an adjustable fixed workbench of the present utility model.

[0020] Figure 5 is a partial isometric view of a T-shaped adjustment assembly in an adjustable fixed workbench of the present utility model.

[0021] Figure 6 is a usage state diagram of an adjustable fixed workbench of the present utility model.

[0022] Wherein:

[0023] 1 - Workbench;

[0024] 2 - T-shaped adjustment assembly;

[0025] 3 - Rubber spring;

[0026] 4 - Pressing plate;

[0027] 5 - Screw rod;

[0028] 6 - Nut;

[0029] 7 - Workpiece;

[0030] 8 - Washer;

[0031] 11 - T - slot;

[0032] 21 - Set screw;

[0033] 22 - Slide block;

[0034] 23 - T - block;

[0035] 24 - Roller shaft;

[0036] 25 - Roller;

[0037] 221 - Threaded through - hole of slide block;

[0038] 222 - Square column;

[0039] 231 - Threaded through - hole;

[0040] 232 - Roller groove;

[0041] 233 - Square sliding groove;

[0042] 234 - Jack post. Specific embodiments

[0043] The following further describes the present utility model according to the attached Figure 1-6 The present utility model will be further described as follows:

[0044] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art without creative efforts based on the embodiments of the present utility model belong to the scope of protection of the present utility model.

[0045] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0046] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" shall be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0047] As Figure 1 and 6 shown, on the basis of the prior art, the first embodiment of the present utility model provides an adjustable fixed workbench, which includes a workbench 1 with a plurality of T-shaped grooves 11, and two C-shaped positioning assemblies with adjustable spacing for fixing the workpiece 7 are symmetrically arranged in the plurality of T-shaped grooves 11. The specific structure of the above C-shaped positioning assembly will be introduced in detail below.

[0048] As Figure 2 shown, the C-shaped positioning assembly includes a T-shaped adjustment component 2 that can slide along the T-shaped groove 11. One end of the screw rod 5 is threadedly connected to the top of the T-shaped adjustment component 2. A pressing plate 4 for positioning and cooperating with the workpiece 7 is sleeved on the screw rod 5. A rubber spring 3 is arranged at the bottom of the end of the pressing plate 4 away from the workpiece 7. The other end of the screw rod 5 is threadedly engaged with a nut 6 to limit the pressing plate 4.

[0049] Among them, as Figure 3 shown, the T-shaped adjustment component 2 includes a T-shaped block 23 that can slide along the T-shaped groove 11. A threaded through hole 231 for threadedly connecting with the screw rod 5 is provided in the middle of the T-shaped block 23. Adjustable-distance sliders 22 are respectively nested and fitted at both ends of the T-shaped block 23. The specific nesting structure is as follows:

[0050] As Figure 4 and 5 shown, top columns 234 are respectively installed at both ends of the T-shaped block 23. Square sliding grooves 233 are respectively installed on the T-shaped block 23 on both sides of the top columns 234. The slider 22 is nested and fitted with the top column 234 and the square sliding groove 233 through a slider threaded through hole 221 and two square columns 222 respectively. The top column 234 is circular or square. The slider 22 is threadedly connected with a set screw 21 arranged opposite to the top column 234 through the internal thread in the slider threaded through hole 221 to adjust the distance from the T-shaped block 23, so as to adapt to the T-shaped grooves 11 with different groove widths, achieving the effects of convenient operation, large adjustment range, and being applicable to existing machining machine tools; strong applicability, suitable for all machine tools with T-shaped groove workbenches; convenient disassembly and flexible use.

[0051] On the bottom of the T-shaped block 23 on both sides of the threaded through hole 231, roller grooves 232 are respectively provided. The roller grooves 232 are rotatably supported by a penetrating roller shaft 24 with rollers 25 that cooperate with the bottom surface of the T-shaped groove 11, thereby realizing rolling friction.

[0052] For greater stability, a wedge head is provided at one end of the pressing plate 4 where it is positioned and cooperates with the workpiece 7. A washer 8 is sleeved on the screw rod 5 between the nut 6 and the pressing plate 4, and the washer 8 is a spring washer or a corrugated elastic washer.

[0053] Although the embodiments of the present invention have been disclosed above, it is not limited to only the applications listed in the specification and the embodiments. It can be fully applied to various fields suitable for the present invention. For those familiar with the field, additional modifications can be easily achieved. Therefore, without departing from the general concept defined by the claims and the equivalent scope, the present invention is not limited to the specific details and the illustrated and described examples here.

Claims

1. An adjustable fixed workbench, characterized in that, It includes a workbench (1) with a number of T-shaped grooves (11), and two C-shaped positioning assemblies with adjustable spacing for fixing a workpiece (7) are symmetrically arranged in a number of the T-shaped grooves (11). The C-shaped positioning assembly includes a T-shaped adjusting component (2) that can slide in the T-shaped groove (11). One end of the T-shaped adjusting component (2) is threadedly connected to one end of a screw rod (5). A pressing plate (4) for positioning and cooperating with the workpiece (7) is sleeved on the screw rod (5). A rubber spring (3) is arranged at the bottom of the end of the pressing plate (4) away from the workpiece (7). The other end of the screw rod (5) is threadedly engaged with a nut (6) to limit the pressing plate (4).

2. An adjustable fixed workbench according to claim 1, characterized in that, The T-shaped adjusting component (2) includes a T-shaped block (23) that can slide in the T-shaped groove (11). A threaded through hole (231) for threaded connection with the screw rod (5) is provided in the middle of the T-shaped block (23). Adjustable-distance sliders (22) are respectively nested and fitted at both ends of the T-shaped block (23).

3. The adjustable fixed workbench according to claim 2, wherein Ejector posts (234) are respectively arranged at both ends of the T-shaped block (23). Square sliding grooves (233) are respectively arranged on the T-shaped block (23) on both sides of the ejector posts (234). The slider (22) is nested and fitted with the ejector post (234) and the square sliding groove (233) respectively by providing a slider threaded through hole (221) and two square columns (222). The distance between the slider (22) and the T-shaped block (23) is adjusted by a setscrew (21) that is threadedly connected in the slider threaded through hole (221) and abuts against the ejector post (234).

4. An adjustable fixed workbench according to claim 3, wherein Roller grooves (232) are respectively arranged at the bottoms of the T-shaped block (23) on both sides of the threaded through hole (231). The roller grooves (232) rotatably support rollers (25) that cooperate with the bottom surface of the T-shaped groove (11) through a penetrating roller shaft (24).

5. An adjustable fixed workbench according to claim 4, characterized in that, One end of the pressing plate (4) that is positioned and cooperated with the workpiece (7) is provided with a wedge head.

6. An adjustable fixed workbench according to claim 5, characterized in that, The cross-section of the ejector post (234) is circular or square.

7. An adjustable fixed workbench according to claim 6, characterized in that, A washer (8) is sleeved on the screw rod (5) between the nut (6) and the pressing plate (4).

8. An adjustable fixed workbench according to claim 7, wherein The washer (8) is a spring washer or a corrugated elastic washer.

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