Many men consider locksmith vise an indispensable thing in the household. This device helps to fix any elements during manual work with them. For a vice, there is GOST 4045-75. It contains all the parameters of the tool, as well as the nomenclature. Young people are often interested in the device of a bench vise. In today's article, we will look at this issue in detail.
What elements do they consist of?
There are different models of this tool, they differ from each other in their modification. If you look at the device of a locksmith vice in the context, you can find several similar elements. These include:
- Stable vise base.
- The device of the movable part of the bench vise, which includes a movable as well as a fixed jaw. The latter is equipped with an anvil.
- Cheeks that are easy to change. They help to firmly fix the workpieces.
- Clamping screw. Used to fix an item.
- Rotary knob.
Pneumatic drive can be included in the locksmith vice device. But these models are quite expensive and are not used at home.
What are modern vise parts made of?
The design of modern mechanisms differs from the device of the Soviet metalwork vise. The main parts are made of steel and some are made of cast iron.
Steel models are in great demand. They are considered more versatile, suitable for working with parts made of different materials. These grips are light weight. A person can easily carry them from place to place. This model practically does not wear out over the years and rarely breaks. If the anvil is designed for shock loads, then it is almost impossible to spoil it.
The device of the vise of the metalwork of the USSR was significantly different from the modern one. In the past, people used a fixed vise that was attached to a workbench with nuts. They were very heavy.
What kinds of mechanisms are there?
To understand the design of a bench vise, you need to find out what types of equipment exist. Specialists in this field distinguish the following types:
- The hand vise is a miniature tool. It is often used in the household when a person needs to perform a simple action. For example, make a blank if it often changes the angle when drilling.
- Desktop chair vise differs from other types in its structure and fastening. Thethe tool must be placed on the edge of the workbench. They differ from other models in their mechanism for expanding the jaws. The moving plate has an unusual trajectory. It does not move in a straight line, but gradually separates in an arc. With this structure of the instrument, a person has the opportunity to try to work with complex figures. In this case, it will not be a very strong fixation of the element. According to generally accepted standards, the opening can be from 125 to 250 millimeters.
- Parallel metalwork vise belong to the category of machine tools. Consider information about the device locksmith vise. They are divided into fixed and rotary. There are free running models. If the vise undergoes modernization, a special mark is placed on them - TCM. This type has advantages over other models. They can be installed both on the surface of the workbench and on the floor. Mounts of this type are easy to mount on the surface, have a simple mechanism.
What is the difference between a swivel and non-swivel vise?
The device of parallel rotary locksmith vice differs from non-rotary ones. The main difference is the presence of a fixed circle in the lower segment of the rotary. It attaches directly to the workbench. This circle allows the vise to turn. The advantage of this tool is that they can be deployed to any corner of the workbench. They attach in any position. Most often there are locksmith's rotary vise with an anvil.
Features of fixed mechanisms
The fixed ones do not have a rotating base. They are attached to the surface of the workbench with bolts that go into the base of the vise.
Non-rotating vise has a structure similar to rotary. They have a movable sponge, as well as a fixed one. The moving part has a prismatic shank. The lead screw in this design is attached to the movable jaw through a nut. For this, a special bar is provided. It is screwed to a fixed sponge.
Fixed vices are manufactured strictly in accordance with GOST 4045-57. The jaw opening of this model can be from 45 to 180 millimeters. The minimum jaw width of a fixed vise is approximately 60mm and the maximum width is 140mm.
Are there any downsides to parallel bench vises?
Parallel vise has a lot of positive feedback from owners, but they also have their drawbacks. This type of tool is not very durable sponges. It cannot be used for difficult work, as the vise may not withstand heavy loads. It is best to use a tool with a pneumatic clamp. Such models are the most comfortable to date, judging by the numerous reviews.
What are Parallel Swivels made of?
It is important to understand what goes into a Parallel Swivel Vise. At the heart of the tool is a plate. This type of vice has a movable and fixed jaw, as well as a prismatic shank. It fits into the tool's fixed jaw cutout.
Parallel swivel vices are manufactured in accordance with GOST 4045-57. The width of the jaws of this model is standard (80 millimeters and 140 millimeters). The maximum opening is 95 and 180 millimeters respectively.
How to choose a vise?
It is necessary to seriously approach the issue of choosing a bench vise. You should pay attention to the parameters of various models. Experts advise to consider:
- The width of the plate, as well as the opening. The width of the vise jaws depends on the model. Rotary tools can have a width of 63 to 250 millimeters. They can open up to 200mm or more. The largest model has an opening of more than 250 millimeters. Given this parameter, you can plan what details it will be convenient to start working with. A person will be able to understand in advance how firmly the workpieces will be attached and what size parts can be taken for further work.
- An equally important parameter when choosing a tool is the screw thread pitch. It is believed that the smaller it is, the more accurate the selected tool will be. This parameter is important if a person is going to finish the part on a rotary vice. In this case, he will need to maintain the specified geometry.
- There is or is not a drive. Power-operated vise will speed up the work because it is easier to process parts with them. The only downside to this tool is its price. A mechanized drive is very expensive, its owner will have to spend a lot of money onrepair if a breakdown occurs. An alternative to this type of drive is a bench vice, which is marked TCM. The size of the jaws of such a device starts from 160 millimeters.
- If a person is going to work with round parts, then it is better to choose a model that will have prisms on the body. Often this model is used in conjunction with a slider.
- If you have to work with a part in a vertical position, it is better to take a modernized tool. These vise can rotate and have an enlarged anvil.
- It is better to choose a heavier model. Experts believe that the weight of the tool affects its strength.
Main Benefits of Locksmith Vise
Mechanic vise has a number of advantages over other models:
- The tool has hardened jaws that will not break during difficult work.
- Most models of this type of vise have anvils. They are resistant to mechanical stress, they are difficult to break.
- Some models have a swivel mechanism for easy operation.
- Vices are light in weight and can be easily transported.
The main disadvantages of locksmith vise
The disadvantages of this type of mechanism include:
- The need to align the sponges before starting work. It often happens that a person does not have an additional tool with him that can be used for alignment.
- The lock washers included in the tool are fast enoughwear out. They need to be changed periodically.
- Difficult to work with long parts.
What kind of maintenance does a vise require?
Like most tools, vises require special care. For them to work well, all parts must be clean. The tool must be wiped with a cloth dampened with solvent. This procedure must be repeated after each use of the vise.
Tool parts need to be lubricated. You can use engine oil. Such care will help keep the sponges in working order, as a result, they will open smoothly. After treatment, the risk of corrosion is reduced.
If rust appears, it must be removed mechanically from the tool. If this method does not help and the plaque has already firmly settled on the vise, then you need to use special compositions to combat metal corrosion. You can apply a cleaning compound and leave it overnight. In the morning you need to wash it off with water and dry the instrument.
Which manufacturers are the best in the market?
When choosing a bench vice, it is better to give preference to firms that have long established themselves in the tool market. These include Dexx. The Ukrainian company produces high-quality equipment and gives a year warranty on its vise. Fit manufactures a budget version of the tool in Canada. It does not give such long warranties for its products, butbuyers leave only positive feedback about the vise of this company.
